Home / 2,814,846.39-4,220,669.93-1,108,065.42

Finding the Fourth Proportional to 2,814,846.39, 4,220,669.93 and 1,108,065.42

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Solution

The fourth proportional to 2,814,846.39, 4,220,669.93 and 1,108,065.42 is: 1,661,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814,846.39 : 4,220,669.93 = 1,108,065.42 : x
  2. Step 2: Convert to fraction form
    2,814,846.39/4,220,669.93 = 1,108,065.42/x
  3. Step 3: Cross multiply
    2,814,846.39x = 4,220,669.93 × 1,108,065.42
  4. Step 4: Simplify right side
    2,814,846.39x = 4,676,778,372,023.14
  5. Step 5: Solve for x
    x = 4,676,778,372,023.14/2,814,846.39
  6. Step 6: Final answer
    x = 1,661,468.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.